US Boiler approves use of PolyPro venting systems
November 19, 2012
M&G DuraVent received another approval for PolyPro venting systems - US Boiler Co. has now approved PolyPro single-wall, concentric and flex for its Burnham Alpine models 080-500. PolyPro is an engineered system specifically designed for venting heating appliances. Clickherefor a complete list of approvals.